A curve that shows the various combinations of goods and services that are possible for an economy to produce with a given amount of resources is referred to as a(n):

Keynes emphasized the idea that wages and prices adjusted very rapidly bringing an economy back to the full employment level of output

a. True b. False Indicate whether the statement is true or false

The increase in the price of sugar created by the tariff will lead domestic consumption to fall by ________ tons per year, compared to when the economy is open without the tariff.  

A. 20 B. 40 C. 10 D. 30